Definition

1. Noun:
   • The ball-and-socket joint connecting the leg to the pelvis: The hip joint is the articulation where the rounded head of the femur (thigh bone) fits into the cup-shaped acetabulum of the pelvis. This structure allows for a wide range of motion in the leg.

Usage Examples

• Noun:
  • Arthritis can cause significant pain in the hip joint.
  • The surgeon replaced her damaged hip joint with an artificial one.
  • A fall can sometimes result in a fracture of the hip joint.

Advanced Usage

• "To dislocate one's hip joint": to cause the head of the femur to come out of the acetabulum socket.
  • The accident caused him to dislocate his hip joint.

Variants and Related Words

• Hip (noun): A common, less technical term for the hip joint or the general area of the body where it is located.
  • She put her hands on her hips.
• Coxal joint (noun): A formal anatomical synonym for the hip joint.
• Acetabulum (noun): The socket part of the hip joint, located in the pelvic bone.
• Femoral head (noun): The ball part of the hip joint, located at the top of the femur.

Synonyms

• Coxofemoral joint: The technical anatomical term for the hip joint.

Related Phrases

• Hip replacement (noun phrase): A surgical procedure in which a damaged hip joint is replaced with a prosthetic implant.
  • After the hip replacement, her mobility greatly improved.
• Hip pain (noun phrase): Discomfort or soreness in the region of the hip joint.
  • Persistent hip pain should be evaluated by a doctor.

Noun

1. the ball-and-socket joint between the head of the femur and the acetabulum